SolaX Power X1-SMART G2 Series User Manual
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SolaX Power X1-SMART G2 Series User Manual

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X1-SMART G2
5 kW / 6 kW / 7 kW
8 kW / 9 kW / 10 kW
User Manual
Version 0.0
www.solaxpower.com
eManual in the QR code or at
http://kb.solaxpower.com/

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  • Page 1 X1-SMART G2 5 kW / 6 kW / 7 kW 8 kW / 9 kW / 10 kW User Manual Version 0.0 www.solaxpower.com eManual in the QR code or at http://kb.solaxpower.com/...
  • Page 3 No part of this manual may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means without the prior written permission of SolaX Power Technology (Zhejiang) Co., Ltd. Trademarks and other symbol or design (brand name, logo) that distinguishes the products or services offered by SolaX has been trademark protected.
  • Page 4 About This Manual Scope of Validity This manual is an integral part of X1-SMART G2 Series inverter. It describes the installation, electrical connection, commissioning, maintenance and troubleshooting of the product. Please read it carefully before operating. X1-SMT-5K-G2 X1-SMT-6K-G2 X1-SMT-7K-G2 X1-SMT-8K-G2...
  • Page 5 Conventions The symbols that may be found in this manual are defined as follows. Symbol Description Indicates a hazardous situation which, if not avoided, DANGER will result in death or serious injury. Indicates a hazardous situation which, if not avoided, WARNING could result in death or serious injury.

  • Page 6: Table Of Contents

    Table of Contents Safety ......................1 1.1 General Safety ........................1 1.2 Safety Instructions of PV, Inverter and Grid ...............1 1.2.1 Safety Instructions of PV ..................2 1.2.2 Safety Instructions of Inverter ................2 1.2.3 Safety Instructions of Utility Grid ..............3 1.3 Additional Safety Instructions ..................4 Product Overview ..................6 2.1 System Description ......................6 2.2 Supported Power Grid .....................8...
  • Page 7 7.4.1 Wiring Procedures ....................42 7.4.2 Meter/CT Connection ..................50 7.4.3 DRM Connection (Applicable to AS/NZS 4777.2) ........51 7.4.4 Parallel Connection .....................52 7.4.5 External Devices Connection ................54 7.5 Monitoring Connection ....................57 System Commissioning ................59 8.1 Checking before Power-on ....................59 8.2 Powering on the System ....................60 8.3 Checking after Power-on ....................61 8.4 Lockable DC switch ......................61 Operation on LCD ..................66...
  • Page 8 Technical Data ..................102...

  • Page 9: Safety

    Safety General Safety The series inverter is well designed and tested to meet all applicable states and international safety standards. However, like all electrical and electronic equipment, safety precautions must be observed and followed during the installation of the inverter to reduce the risk of personal injury and to ensure a safe installation.

  • Page 10: Safety Instructions Of Pv

    Safety 1.2.1 Safety Instructions of PV DANGER! Lethal danger from electrical shock due to the PV • When exposed to sunlight, high DC voltage will be generated by PV modules. Death or lethal injuries will occur due to electric shock. •...

  • Page 11: Safety Instructions Of Utility Grid

    Safety CAUTION! • Children should be supervised to ensure that they do not play with the appliance. • Pay attention to the weight of the inverter. Personal injuries may be caused if not handled properly. • Use insulated tools when installing the device. Individual protective tools must be worn during installation, electrical connection and maintenance.

  • Page 12: Additional Safety Instructions

    Safety Additional Safety Instructions Surge protection devices (SPDs) for PV installation DANGER! • Over-voltage protection with surge arresters should be provided when the PV power system is installed. The grid connected inverter is fitted with SPDs in both PV input side and MAINS side.
  • Page 13 Safety PE Connection and Leakage Current All inverter's incorporate a certified internal Residual Current Monitoring (RCM) in order to protect against possible electrocution and fire hazard in case of a malfunction in the PV array, cables or inverter. There are 2 trip thresholds for the RCM as required for certification (IEC 62109-2:2011).

  • Page 14: Product Overview

    Product Overview System Description The X1-SMART G2 Series is a transformerless sinlge-phase PV grid-connected inverter which is designed to convert the direct current power generated from the PV modules into grid-compatible AC current and feeds the AC current to the utility grid. The way it works depends on user preferences.
  • Page 15 Product Overview EV Charger SolaX EV-Charger is used for charging electric vehicle. Generator A generator is a device which can be matched with the system to supply energy in places where there are frequent power outages. System Overview Adapter Box Cloud Load Generator...

  • Page 16: Supported Power Grid

    Product Overview Supported Power Grid There are different ways of wiring for different grid systems. Two grid types, TN-S / TN-C-S are shown as below: TN-C-S TN-S Inverter Inverter Figure 2-2 Supported power grid...

  • Page 17: Appearance

    Product Overview Appearance LCD panel Type label Electrical DC switch connection area Figure 2-3 Apprearance Table 2-1 Desciption of appearance Item Description Type label clearly identifies the device type, serial number, specific Type label DC / AC parameters, certification, etc. Including screen, indicators and keys.

  • Page 18: Dimensions

    Product Overview 2.3.1 Dimensions 515 mm 170 mm Figure 2-4 Dimensions...

  • Page 19: Control Panel

    Product Overview 2.3.2 Control Panel Timely Status output or error power information Power Normal Operating Error Up/ESC Down/Enter indicator indicator light light Figure 2-5 Control Panel • In a normal state, the "Power" / "Pgrid" / "Today" / "Total" information will be displayed respectively.

  • Page 20: Terminals Of Inverter

    Product Overview 2.3.3 Terminals of Inverter Figure 2-6 Terminals of Inverter Table 2-4 Description of terminals Item Description DC switch PV connection port Monitoring connection/Upgrade port COM/CT port Ground connection port AC connection port...

  • Page 21: Symbols On The Label And Inverter

    Product Overview 2.3.4 Symbols on the Label and Inverter Table 2-5 Description of symbols Symbol Description CE mark. The inverter complies with the requirements of the applicable CE guidelines. TUV certified. RCM mark. The inverter complies with the requirements of the applicable RCM guidelines.

  • Page 22: Circuit Principle Diagram

    Product Overview Circuit Principle Diagram The inverter is equipped with multi-channel MPPT for DC input to ensure maximum power even under different photovoltaic input conditions. The inverter unit converts DC into AC that meets the requirements of the power grid and feeds it into the power grid. The lightning arrester at AC / DC side can realize the function of surge protection.

  • Page 23: Transportation And Storage

    Transportation and Storage If the inverter is not put into use immediately, the transportation and storage requirements needs to be met: Transportation • Observe the caution signs on the packaging of the inverter before transportation. • Pay attention to the weight of the inverter. Be cautious to avoid injury when carrying the inverter (gross weight: 23 kg).

  • Page 24: Preparation Before Installation

    Preparation before Installation Selection of Installation Location The installation location selected for the inverter is quite critical in the aspect of the guarantee of machine safety, service life and performance. • It has the IP66 ingress protection, which allows it to be installed outdoor; •...

  • Page 25: Installation Carrier Requirement

    Preparation before Installation • Install the inverter 500 meters away from sea and at the place where the sea breeze does not directly hit. Sea breeze Inverter 300m 500m 1,000m Over 1,000m Figure 4-1 Recommended installation position Sea breeze Inverter 300m 500m 1,000m Over 1,000m...

  • Page 26: Clearance Requirement

    Preparation before Installation 4.1.3 Clearance Requirement To guarantee proper heat dissipation and ease of disassembly, the minimum space around the inverter must meet the standards indicated below. For installations with multiple inverters, make sure to leave a minimum space of 35 cm between each inverter and 30 cm from the ceiling, and 30 cm above the ground.

  • Page 27: Tools Requirement

    Preparation before Installation Tools Requirement Installation tools include but are not limited to the following recommended ones. If necessary, use other auxiliary tools on site. Hammer drill Multimeter Measuring tape Utility knife Flat-head Marker Cross screwdriver screwdriver Allen key Crimping tool Crimping tool Wire stripper for RJ45...

  • Page 28: Additionally Required Materials

    Preparation before Installation Additionally Required Materials Table 4-1 Additionally required wires Conductor Required Material Type Cross-section AC circuit 63 A breaker Dedicated PV wire withstand PV cable 4 mm² voltage 1000 V AC cable 8-10 mm² Three-core copper wire Network cable CAT5 0.2 mm²...

  • Page 29: Unpacking And Inspection

    Unpacking and Inspection Unpacking • The inverter undergoes 100% testing and inspection before shipping from the manufacturing facility. However, transport damage may still occur. Before unpacking the inverter, please verify that the model and outer packing materials for damage, such as holes and cracks. •...

  • Page 30: Scope Of Delivery

    Unpacking and Inspection Scope of Delivery Inverter × 1 Bracket × 1 Expansion tube × 3 Self-tapping screw × 3 R-type terminal for PE connection × 2 Washer × 3 M5 screw × 1 AC waterproof cover × 1 R-type terminal for Spacer for AC AC connection ×...

  • Page 31: Mechanical Installation

    Mechanical Installation WARNING! • Only the qualified personnel can perform the mechanical installation following the local standards and requirements. • Check the existing power cables or other piping in the wall to prevent electric shock or other damage. CAUTION! • Always be aware of the weight of the inverter. Personal injuries may result if the inverter is lifted improperly or dropped while being transported or mounted.
  • Page 32 Mechanical Installation Installation procedures Step 1: Align the wall mounting bracket horizontally on the wall and mark the position of the drill holes. 364 mm Figure 6-3 Marking the holes NOTICE! • Observe the bubble of the spirit level and adjust the wall bracket until the bubble stays in the middle.
  • Page 33 Mechanical Installation Step 3: Insert the expansion tubes into the holes. Figure 6-5 Inserting the expansion tubes Step 4: Secure the bracket to the wall with expansion screws and washers. Clockwise ST6.0 Figure 6-6 Securing the bracket Step 5: Open the anti-static bag and take out the machine. NOTICE! •...
  • Page 34 Mechanical Installation Step 6: Lift up the inverter and hang it on the wall bracket. The buckles on the back of the inverter must be hooked into the keyways of the wall bracket. Figure 6-7 Lifting up and hanging the inverter...
  • Page 35 Mechanical Installation Step 7: Secure the inverter to the wall mounting bracket on left side with the M5 screw. 1.2±0.1 N·m Figure 6-8 Securing the inverter Step 8: (Optional) For safety reason, install an anti-theft lock. Please note that the lock is not in the scope of delivery.

  • Page 36: Electrical Connection

    Electrical Connection DANGER! • Before electrical connection, make sure the DC switch and AC breaker are disconnected. Otherwise, electrical shock may be caused by high voltage, resulting in serious personal injury or death. WARNING! • Only the qualified personnel can perform the electrical connection following the local standards and requirements.
  • Page 37 Electrical Connection All non-current carrying metal parts of the equipment and other enclosures in the PV system must be grounded reliably. We recommend that the inverter be earthed to a nearby ground point. For a system with multiple inverters connected in parallel, connect the ground points of all inverters to ensure equipotential connections to ground cables.
  • Page 38 Electrical Connection Step 3: Crimp it with crimping tool for R-type terminal, pull the heat shrink tubing over the crimped section of the R-type terminal for PE connection and use a heat gun to shrink it so that it can be firmly contacted with the terminal. Crimping tool for R-type terminal Figure 7-3 Crimping the cable...
  • Page 39 Electrical Connection Step 5: Connect the PE cables to the inverter and secure them with cross screwdriver. 1.2±0.1 N·m Figure 7-5 Securing the PE cable Earth Fault Alarm In compliance with the section 13.9 of IEC62109-2, the series inverter is equipped with an earth fault alarm.

  • Page 40: Ac Connection

    Electrical Connection AC Connection NOTICE! • Before connecting the inverter to the grid, approval must be received by local utility as required by national and state interconnection regulations. Requirements for AC side connection • Grid Voltage requirement » The grid voltage must be within the permissible range. The inverter is suitable for rated voltage 220/230/240 V, frequency 50/60 Hz.
  • Page 41 Electrical Connection Step 2: Select appropriate sealing ring according to the outer diameter of the prepared AC cable. Thread the AC cable as shown below. AC cable Diameter (mm) Sealing ring 16-21 Diameter 21-24 Figure 7-7 Threading the AC cable Step 3: Strip the insulation jacket of L, N and PE wires of the AC cable by wire stripper as below.
  • Page 42 Electrical Connection Step 5: Remove the dust cover from AC connection port. Figure 7-10 Removing the dust cover Step 6: Install the two spacers for AC connection on the inverter as shown below. Figure 7-11 Installing the spacers Step 7: Take down the screws on the AC connection port of the inverter.
  • Page 43 Electrical Connection Step 8: Connect the L, N and PE wires to the inverter and align the screws, please note to keep the side of the AC waterproof cover shown below outwards. Always keep this side outwards Figure 7-13 Connecting the wires and aligning the screws Step 9: Tighten the screws to secure the wires.
  • Page 44 Electrical Connection Step 11: Fasten the swivel nut of the AC waterproof cover and use a cross screwdriver to secure the cover. Hand-tight 1.2±0.1 N·m Figure 7-16 Fastening and securing the AC waterproof cover...

  • Page 45: Pv Connection

    Electrical Connection PV Connection DANGER! • High DC voltage will be generated by PV modules when exposed to sunlight. Death or lethal injuries will occur due to electric shock. • Make sure the DC switch are turned off and AC breaker are disconnected from the inverter before connection and no live voltages are present on the PV input and AC output circuit.
  • Page 46 Electrical Connection Wiring procedures Step 1: Strip approx. 7 mm of the cable insulation jacket. 4 mm2 Figure 7-17 Stripping the PV cables Step 2: Insert the stripped ends of the PV cables into the PV pin contacts. Ensure that the stripped cable and the PV pin contact are of the same polarity.
  • Page 47 Electrical Connection Step 3: Crimp them with crimping tool for PV terminal. When crimping the positive pin contact, please pay special attention to the part to be crimped. Crimping tool for PV terminal Figure 7-19 Crimping the PV cables with pin contacts Step 4: Loosen the swivel nuts from the PV connectors and thread the PV cables through swivel nuts and connectors.
  • Page 48 Electrical Connection Step 5: Insert the cables into the PV connectors until a "click" sound is heard. Gently pull the cables backward to ensure firm connection. Click! Click! Figure 7-21 Securing PV cables Step 6: Tighten the swivel nuts clockwise. Hand-tight Figure 7-22 Tightening swivel nuts of PV connectors Step 7:...
  • Page 49 Electrical Connection NOTICE! • If the voltage is a negative value, the DC input polarity is incorrect. You need to correct the positive and negative polarity. • If the measured voltage exceeds 600 V, too many PV modules are configured to the same string.

  • Page 50: Communication Connection

    Electrical Connection Communication Connection The inverter provides a COM/CT port, through this port the inverter can communicate with a computer, Datahub, meter, CT or other devices to achieve various functions. 7.4.1 Wiring Procedures Step 1: Fetch the communication connector from the accessory bag, and disassemble it. Loosen the swivel nut from the communication connector.
  • Page 51 Electrical Connection Pin Definitions The terminal block can be divided into three sections. Section A is for connecting meter or CT, section B is for connecting DRM and section C can be used to connect computer, datahub, meter, CT or other devices. METER/CT Figure 7-29 Sections of the terminal block Table 7-1 Pin Definition of Section A (METER/CT)
  • Page 52 Electrical Connection NOTICE! • When connecting with meter or CT, users can connect via either section A (recommended) or section C. • When connecting with DRM, users can connect via either section B (recommended) or section C. For DRM, only DRM 0 is available now. Step 2: Prepare and make the communication cable(s) according to the actual application scene.
  • Page 53 Electrical Connection • If the communication cable is with RJ45 terminal, thread the cable through one of the holes with an opening of the stopper. Figure 7-31 Threading communication cable with RJ45 terminal Insert the RJ45 terminal to section A or B of the terminal block according to actual application.
  • Page 54 Electrical Connection Pull the terminal block back to the connector until a "click" sound is heard. Then pull the stopper and the swivel nut back. Click! Figure 7-33 Pulling the materials back Tighten the swivel nut until a "click" sound is heard, at which time the lock of the communication connector will be locked automatically.
  • Page 55 Electrical Connection Put the cord end terminals on the stripped parts of the cable end and use a crimping plier to ensure the wires are securely in place. Figure 7-36 Crimping the cable end Insert the crimped parts to the correct pins following the pin definitions. Figure 7-37 Inserting the crimped parts to the correct pins Secure the screws with a flat-head screwdriver.
  • Page 56 Electrical Connection Pull the terminal block back to the connector until a "click" sound is heard. Then pull the stopper and the swivel nut back. Click! Figure 7-39 Pulling the materials back Tighten the swivel nut until a "click" sound is heard, at which time the lock of the communication connector is locked automatically.
  • Page 57 Electrical Connection Step 3: Connect the communication connector to the inverter. Remove the dust cover from the COM/CT port of the inverter. Figure 7-42 Removing the dust cover from the COM/CT port Connect the communication connector to the inverter. Please note to keep the side shown as below outwards, and press the two parts when aligning to the COM/CT port of the inverter.

  • Page 58: Meter/Ct Connection

    Electrical Connection 7.4.2 Meter/CT Connection The inverter should work with an electric meter or current transformer (CT for short) to monitor household electricity usage. The electricity meter or CT can transmit the relevant electricity data to the inverter or platform, which is convenient for users to read it at anytime.

  • Page 59: Drm Connection (Applicable To As/Nzs 4777.2)

    Electrical Connection • CT connection diagram Home meter Grid Load Grid L wire The arrow on the CT must point at the public grid. Figure 7-46 CT connection diagram 7.4.3 DRM Connection (Applicable to AS/NZS 4777.2) According to AS/NZS 4777.2, the inverter needs to support the function of demand response mode (DRM), only DRM 0 is available now.

  • Page 60: Parallel Connection

    Electrical Connection 7.4.4 Parallel Connection The series inverter provides the parallel connection function, which could support several inverters to parallel in one system and can control zero injection to the grid with a meter or CT installed in the main circuit. Requirments for parallel connection •...
  • Page 61 Electrical Connection Slave N Slave 1 Master Grid CT/Meter Load Figure 7-47 Parallel connection with Modbus Function • Diagram 2: In the parallel system with Datahub » Use standard two-core cable for parallel connection. » Datahub RS485 to Slave 1 inverter one pair of RS485A & RS485B of COM/CT port.

  • Page 62: External Devices Connection

    Electrical Connection 7.4.5 External Devices Connection The inverter supports to communicate with external devices, such as Datahub, EV-Charger, Adapter Box etc via COM/CT port. External connection with Datahub • Pin assignment Section C of COM/CT port of the inverter RS485-1/-2/-3/-4 port of SolaX Datahub Pin definition Pin definition 13/15...
  • Page 63 Electrical Connection • Pin assignment Section C of COM/CT port of the inverter COM port of SolaX EV-Charger Pin definition Pin definition 13/15 RS485A 14/16 RS485B Figure 7-51 Inverter connected with EV-Charger NOTICE! • The parallel system with Modbus Function, the parallel system with Datahub and the EV-Charger application can not be realised at the same time, choose only one of these applications at a time.
  • Page 64 Electrical Connection • Pin assignment Section C of COM/CT port of the inverter RS485-INV port of SolaX Adapter Box G2 Pin definition Pin definition 13/15 RS485A RS485-A 14/16 RS485B RS485-B Figure 7-53 Inverter connected with Adapter Box G2...

  • Page 65: Monitoring Connection

    Electrical Connection Monitoring Connection The inverter provides a DONGLE port, which can transmit data of the inverter to the monitoring website via Wi-Fi dongle (Optional), LAN dongle (Optional) and 4G dongle (Optional), etc. (If necessary, purchase products from us.) NOTICE! Wi-Fi dongle •...
  • Page 66 Electrical Connection Cloud Router Figure 7-55 LAN connection diagram Cloud Figure 7-56 4G connection diagram Wiring procedure Remove the terminal cap and plug the Wi-Fi/LAN/4G dongle on the inverter. Keep "QR Code" on the right. Figure 7-57 Wi-Fi connection procedure...

  • Page 67: System Commissioning

    System Commissioning Checking before Power-on Check that the device is installed correctly and securely; Make sure that the device is well-grounded; Make sure that all the DC breakers and AC breakers are OFF; Make sure that the AC cable is connected correctly and securely; Make sure that all DC cables are connected correctly and securely;...

  • Page 68: Powering On The System

    System Commissioning Powering on the System Step 1: Turn on the DC switch and switch on the AC breaker. (For the operation of lockable DC switch, please refer to "8.4 Lockable DC switch".) Figure 8-1 Turn on the DC switch AC breaker on Grid Meter...

  • Page 69: Checking After Power-On

    System Commissioning Checking after Power-on Perform Check CT/Meter on the LCD panel if Export Control is enabled. Check the reason if the inverter stucks in Waiting status for a long time (Please refer to "Waiting Mode "). Lockable DC switch There are two kinds of DC switch for the series inverters: •...
  • Page 70 System Commissioning • Operation of the lockable DC switch (Type 1): » Turn on Rotate from OFF state to ON state. Figure 8-4 Turning on the lockable DC switch (Type 1) » Turn off Rotate from ON state to OFF state. Figure 8-5 Turning off the lockable DC switch (Type 1) »...
  • Page 71 System Commissioning » Unlock Remove the lock, push down the buckle as shown below and wait for it to return to OFF state. Figure 8-7 Unlocking the lockable DC switch (Type 1) Lockable DC switch (Type 2) • States of the lockable DC switch (Type 2): For the lockable DC switch, there are 3 states: ON, OFF and OFF+Lock and the default state is OFF.
  • Page 72 System Commissioning • Operation of the lockable DC switch (Type 2): » Turn on Rotate from OFF state to ON state. Figure 8-9 Turning on the lockable DC switch (Type 2) » Turn off Rotate from ON state to OFF state. Figure 8-10 Turning off the lockable DC switch (Type 2) »...
  • Page 73 System Commissioning » Unlock Remove the lock and wait for it to return to OFF state. Figure 8-12 Unlocking the lockable DC switch (Type 2)

  • Page 74: Operation On Lcd

    Operation on LCD Introduction of Main Interface The main interface is the default interface, the inverter will automatically jump to this interface when the system starts up successfully or is not operated for a period of time. Power Pgrid Normal Normal Today 0.0kWh...
  • Page 75 Operation on LCD Status Status display the real-time value of the inverter, including Grid and Solar. >Status >Grid Language Solar • Grid Grid shows the current condition of the AC output of the inverter, including U, I, F, Pout, Pgrid. U: The voltage of the AC output of the inverter.
  • Page 76 Operation on LCD Date&Time You can set the current date and time of the installation site. The display format is "2023-09-15 01:15", in which the first four numbers represent the year (e.g. 2000~2099); the fifth and sixth numbers represent the month (e.g. 01~12); the seventh and the eighth numbers represent the date (e.g.
  • Page 77 Operation on LCD The submemus contain the following items. For details, please refer to "9.3 Detailed Operation of Settings". Safety Export Control DRM Function Grid Services Grid Protection New Password RS485 CommAddr ParallelSetting GMPPT Reset Energy Reset Meter Settings Reset ErrorLogs Reset WiFi Machine Type PVConnection...
  • Page 78 Operation on LCD Meter Energy The user can check the import and export energy by this function. There are two parameters: Total Import, Total Export. Only when a meter or CT is installed in the system can the inverter accumulate the energy takes from or feeds into the grid. If there is no meter or CT in the system, the value will be 0.

  • Page 79: Detailed Operation Of Settings

    Operation on LCD About This interface shows the information of the inverter, including Product SN, Register SN, Master, Manager, Internal code. >About Product SN XXXXXXXXXXXXXX Detailed Operation of Settings The user can set the safety code, grid, connection etc. of the inverter here. 9.3.1 Safety In order for the inverter to be able to feed in, the safety code must be set to the installation...
  • Page 80 Operation on LCD Region Australia A Australia B Australia C Zealand Standard AS4777_2020 AS4777_2020 AS4777_2020 Setting Code Name Zealand Range OV-GV2-T 0.1 s 0.1 s 0.1 s 0.1 s UN-G-V1 180 V 180 V 180 V 180 V 40-230 V UNGV1-T 10 s 10 s...

  • Page 81: Export Control

    Operation on LCD 9.3.2 Export Control This function allows the inverter to control the power fed into the grid. The setting parameters includes Mode Select, Control Mode and Check Meter/CT. >Export Control >Mode Select DRM Function Control Mode Mode Select For Mode Select, the user can choose from Disable, Meter, CT.

  • Page 82: Grid Services

    Operation on LCD Check Meter/CT For Check Meter/CT, the user can select Yes under CT/Meter to start the checking process and view the Result. Whether the checking object is CT or meter depends on the setting of Mode Select under Export Control. >Check Meter/CT >CT/Meter Result...
  • Page 83 Operation on LCD P(freq) Set the overfrequency and underfrequency parameters of the inverter here. >P(freq) >P(Over freq) Soft start P(Under freq) Table 9-4 Items under P(freq) Items Description Enable/Disable Enable or disable the over-frequency derating function CurveType (f1/ Curve type fstop) fULCO Upper limit of the continuous operation range for...
  • Page 84 Operation on LCD Once enabled, the user can set the soft start rate. If set as shown, 9 percent of the rated power increase per minute. >SoftStart_Slope 9.00 % ReconSlope set the gradient of the power to increase from 0 to full power operation when the inverter enters the normal state again after power failure or error report.
  • Page 85 Operation on LCD Mode Select Items Description PowerFactor1 PowerFactor2 PowerFactor3 PowerFactor4 Curves of Power and Power-factor; Set four points for the output curve PowerRatio1 PF(p) PowerRatio2 PowerRatio3 PowerRatio4 EntryVolt Voltage value for entering PF(p) mode ExitVolt Voltage value for exiting PF(p) mode Under Excited PF Value Adjustment of the reactive power by adjusting the...
  • Page 86 Operation on LCD P(u) Function The P(u) Function is a volt-watt response mode required by certain national standards such as AS/NZS 4777.2. This function can control the active power of the inverter according to the grid voltage. Enable means that this function is turned on. The items in the P(u) Function interface will be adjusted in accordance with the local safety requirements and law regulations, casual modification is prohibited.

  • Page 87: Grid Protection

    Operation on LCD Power Limits Set Proportion in the Power Limits interface to limit the power of the AC output of the inverter. The setting value is between 0.00 and 1.00. >Power Limits >Proportion 0.00 9.3.4 Grid Protection Usually end users do not need to set the Grid Protection. All default values have been set before leaving factory according to safety rules.

  • Page 88: Functional Settings

    Operation on LCD Parameter Description Qu_3Tau Reactive step response time constant Pu_3Tau Active step response time constant VacOvp1stTime Stage-1 overvoltage protection time VacOvp2ndTime Stage-2 overvoltage protection time VacOvp3rdTime Stage-3 overvoltage protection time VacUvp1stTime Stage-1 undervoltage protection time VacUvp2ndTime Stage-2 undervoltage protection time VacUvp3rdTime Stage-3 undervoltage protection time FacOfp1stTime...
  • Page 89 Operation on LCD ParallelSetting The inveter provides the parallel connection function. It is disabled by default. >ParallelSetting >Parallel Switch GMPPT Disable When you want to use the parallel system with Modbus Function, make sure that a meter or CT is connected to the master inverter and Meter or CT is chosen under Export Control accordingly, then enable this function and complete the settings.
  • Page 90 Operation on LCD There are 4 scanning modes the user can choose to set: Off means scanning is not required for no shading. Low means scanning every 4 hours for small amount of shading. Middle means scanning every 3 hours for medium amount of shading. High means scanning every 1 hour for large amount of shading.
  • Page 91 Operation on LCD DryContact There are two options under this function: Generator and Load Management. >DryContact >Mode Select Meter Direction Generator • Generator The inverter and the generator can form a fuel saver solution. When the user wants to use this solution, choose ATS to enable this function.
  • Page 92 Operation on LCD ArcCheck The inverter has arc detection function, which detects the arcing of the DC side and cuts the circuit in time to protect the user and the electrical system. The user can do settings about arc detection here, there are five items: Arc Enable, Arc Clear, Arc Self Check, Arc Version and Arc Threshold.

  • Page 93: Other Settings

    Operation on LCD 9.3.6 Other Settings New Password The user can reset the password here. >New Password > RS485 CommAddr 0 0 0 0 Reset Energy The user can clear the feed-in or export power energy data (i.e. Total Import and Total Export under Meter Energy) collected by the inverter by this function (if the user uses CT or meter) when select Yes.
  • Page 94 Operation on LCD Machine Type You can check the machine type by this function. >Machine Type MachineType PVConnection X1-SMT-10K-G2 GeneralControl (Only for AS/NZS 4777.2) General Control will be shown only under the Australian safety regulations. The user can select from Soft Limit and Hard Limit, and decide whether to enable this function and set the user value if enabled.

  • Page 95: 10 Operation On Solax App And Web

    10 Operation on SolaX App and Web 10.1 Introduction of SolaXCloud SolaxCloud is an intelligent management platform for home energy, which integrates energy efficiency monitoring, device management, data security communication and other integrated capabilities. While managing your home energy device, it helps you optimize the efficiency of electricity consumption, improve the revenue of power generation, and meet the unknown energy challenges.

  • Page 96: 10.2.2 Operation On The App

    Operation on SolaX App and Web 10.2.2 Operation on the App For instructions on related operations, see the online App guide, Wifi connection guide and Setup tutorial video on the SolaXCloud App. Figure 10-2 App guide on SolaXCloud NOTICE! • The screenshots in this chapter correspond to the SolaX Cloud App V4.2.8. 10.3 Operations on SolaXCloud Webpage Open a browser and enter www.solaxcloud.com to complete registration, login, add site...

  • Page 97: 11 Troubleshooting And Maintenance

    11 Troubleshooting and Maintenance 11.1 Power off Turn off the AC breaker between the inverter and the power grid; Set the DC switch to “OFF”. WARNING! • After the inverter powers off, there will still be the remaining electricity and heat which may cause electric shocks and body burns.
  • Page 98 Troubleshooting and Maintenance Error Code Fault Diagnosis and Solutions Grid Frequency Out of Range. IE: 0401 • Wait for a while and the system will reconnect IE: 0404 GridFreqFault when the utility is back to normal. IE: 0407 • Or seek help from us. IE: 0501 PV Voltage Fault.
  • Page 99 Troubleshooting and Maintenance Error Code Fault Diagnosis and Solutions Earth Fault. IE: 1601 EarthFault • Check if the inverter is properly grounded. • Or seek help from us. Arc Fault IE: 2201 • Wait for 5 minutes. Arc Fault IE: 2202 •...
  • Page 100 Troubleshooting and Maintenance Error Code Fault Diagnosis and Solutions Manager Inter Communication Fault. • Restart the inverter to check if it is back to ME: 0094 Mgr Comm Fault normal. • Or seek help from us. 2030.5 Protocol Communication Fault. ME: 0095 ComTimeOut20305 •...

  • Page 101: Maintenance

    Troubleshooting and Maintenance 11.3 Maintenance Regular maintenance is required for the inverter. The table of "Proposal of Maintenance" below lists the operational maintenance for expressing the optimum device performance. More frequent maintenance service is needed in the worse work environment. Please make records of the maintenance.

  • Page 102: Upgrading Firmware

    Troubleshooting and Maintenance 11.3.2 Upgrading Firmware Upgrade precautions WARNING! • Please make sure that the category format is correct, do not modify the firmware file name. Otherwise, the inverter may not work! WARNING! • For the inverter, ensure that the PV input voltage is greater than 65 V (upgrade on sunny days).
  • Page 103 Troubleshooting and Maintenance Step 3: Complete the upgrade setting following the instructions below. • Upgrade ARM and DSP seperately (Using ARM file and DSP file) Select ARM and OK to enter the software version interface. >ARM >Cancel Please confirm the new firmware version again and select the firmware to upgrade.
  • Page 104 Troubleshooting and Maintenance NOTICE! • If the display screen is stuck after the upgrade, please turn off the photovoltaic power supply and restart, and the inverter will restart and return to normal. If not, please contact us for help.

  • Page 105: 12 Decommissioning

    12 Decommissioning 12.1 Disassembling the Inverter WARNING! • When disassembling the inverter, strictly follow the steps as below. • Only use measuring devices with a DC input voltage range of 1000 V or higher. Step 1: Turn off the external AC breaker and DC breaker. Step 2: Turn the DC switch to "OFF"...
  • Page 106 Decommissioning Step 5: Disconnect the PV connectors. Slightly pull out the connectors. Figure 12-3 Inserting the tool into the PV connector Figure 12-4 Pulling out PV connectors Step 6: Ensure that no voltage is present between the positive terminal and negative terminal at the DC inputs using a suitable measuring device.
  • Page 107 Decommissioning Step 7: Disconnect the AC connector and disconnect the AC cable. Figure 12-6 Disconnecting the AC connector Figure 12-7 Disconnecting the AC cable Step 8: Disconnect the communication connector from the inverter and disassemble the communication connector to remove the communication cable(s) if needed. If the communication connector needs to be disassembled, please turn the lock in the middle part of the connector to the right side with one hand and maintain the force while rotating the swivel nut anti-clockwise with the other hand at the same...
  • Page 108 Decommissioning Figure 12-9 Disassembling the communication connector Step 9: Unplug the dongle from the inverter. Figure 12-10 Unplugging the dongle Step 10: Put the original protective caps on the terminals. Step 11: If an additional grounding is connected to the inverter, unscrew the screw(s) and remove the grounding cable(s).

  • Page 109: Packing The Inverter

    Decommissioning Step 12: Unscrew the M5 screw on the left side of inverter and vertically lift up the inverter to dismantle the inverter. Figure 12-12 Unscrewing the M5 screw Step 13: Unscrew the screws for fastening the wall mounting bracket and remove the wall mounting bracket if necessary.
  • Page 110 13 Technical Data • DC Input X1-SMT- X1-SMT- X1-SMT- X1-SMT- X1-SMT- X1-SMT- Model 5K-G2 6K-G2 7K-G2 8K-G2 9K-G2 10K-G2 Max. PV array input power [Wp] 10000 12000 14000 16000 18000 20000 Max. PV voltage [d.c. V] Rated input voltage [d.c. V] MPPT voltage range [d.c.
  • Page 111 Technical Data • Efficiency, Safety and Protection X1-SMT- X1-SMT- X1-SMT- X1-SMT- X1-SMT- X1-SMT- Model 5K-G2 6K-G2 7K-G2 8K-G2 9K-G2 10K-G2 Max. efficiency 98.2% Euro efficiency 97.5% Safety & Protection Over/under voltage protection DC isolation protection Monitoring ground fault protection DC injection monitoring Back feed current monitoring Residual current detection Active anti-islanding method...
  • Page 112 Contact Information UNITED KINGDOM AUSTRALIA Unit C-D Riversdale House, Riversdale 21 Nicholas Dr, Dandenong South VIC 3175 Road, Atherstone, CV9 1FA +61 1300 476 529 +44 (0) 2476 586 998 service@solaxpower.com service.uk@solaxpower.com TURKEY GERMANY KIZILSARAY MAH. 76 SK. LATİF AYKUT Am Tullnaupark 8, 90402 Nürnberg, İŞMERKEZİ...
  • Page 114 SolaX Power Network Technology (Zhejiang) Co., Ltd. Add.: No. 288, Shizhu Road, Tonglu Economic Development Zone, Tonglu City, Zhejiang Province, 310000 P. R. CHINA Tel.: +86 (0) 571 5626 0011 E-mail: info@solaxpower.com Copyright © SolaX Power Technology (Zhejiang) Co., Ltd. All rights reserved. 320101082000...

This manual is also suitable for:

X1-smt-5k-g2X1-smt-6k-g2X1-smt-7k-g2X1-smt-8k-g2X1-smt-9k-g2X1-smt-10k-g2

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